package collection.list;

import java.util.LinkedList;

/**
 * @author cyt
 * @create 2020-09-25 8:47
 */
public class LinkListDemo {

    public static void main(String[] args) {
        LinkedList<Integer> list = new LinkedList<>();

        list.add(4);
        list.add(3);

        list.remove(new Integer(3));

        System.out.println(4 << 1);


    }
}
